Generators have fluctuations in power, and because a compressor needs constant voltage to be able to run, it is generally best not to use a generator if no power is available. The burning smell was the clutch material heating up and melting. I was 35 minutes from home and said okay screw it, I'll just baby it and go straight home. Clutches are ideal to use with an AC motor when you want precise control over torque or to slowly apply the power. with my car the compressor was burning or something, there was smoke coming out of it. The compressor clutch should only engauges in ac and defrost modes - at least for an ea82 powered car. - Hartford, NY, USA. 2011 Subaru forester sport. Might be the same issue. Nothing came up in a search, so Ive decided to make a thread about the procedure to replace the compressor in my 2000 Silverado with a 5. I have 2011 Mazda CX7. Buy New Acto CO Air Condition A/C Compressor and Clutch Fit for 03-08 Toyota Corolla/Matrix 1. all i know is the ac blew cold for the 2 years i had it prior to the 30k service and ac conversion( done by a local mech. So today the compressor clutch pulley bearing started smoking and making all sorts of nasty noises! I was fortunate to have been able to shutdown the engine before it burned the belt or destroyed any additional parts! The repair took about an hour and a half and the bearing was about $25. With the AC off the wheel on the clutch becomes an idler pulley, essentially. Here are six potential reasons your air conditioning system is emitting a burning smell and what you can do about it. The compressor is the 'heart' of the air conditioning system, moving refrigerant through the system. She had the freon level checked and it was good. or Could the clutch on the compressor need replacing. Why would it do that? Reply 1: Hi, When you can smell the. No matter what you're driving, we have the right Ac Pump for your automobile. AC compressor might stay engaged when it shouldn't, or system would refuse to move dampers - heat when you want AC, AC when you want heat, etc. If necessary, they will also be able to replace the AC compressor for you. Compressor - Clutch Hub to Pulley Air Gap CCI - York - Techumseh 2 Cyl. Plug clutch wires back in (with motor still running and ac set to max). Is this replaceable or do i have to replace the whole compressor?. I doubt that the compressor is fine. Aftermarket AC kits they only offer a warranty if you replace both. You may not have to do anything with “freon” if you only replace ac clutch. Warning Light. How do you access the tensioner on the back belt system?. In addition many applications require the compressor to operate under a variety of conditions resulting in a very wide range of capacities. I have a 2007 C6500. i recently had to replace the ac compressor after the clutch went bad. One thing you could do is turn on the AC, then carefully give the clutch plate a tap with something to see if it then engages. There was plastic dripping from between the clutch and compressor. Is your air conditioner A/C not working or blowing hot air? The Air Conditioner system can get very complicated in cars but that doesn't mean that you can't perform some troubleshooting yourself. From dry, rotted belts to rusted floor pans and other common 1979-1993 Mustang problems, AmericanMuscle has the restoration parts to bring a tired Fox back to life. Looked at all fuses, nothing blown. 6 Reasons Your AC Smells Like It’s Burning & What to Do Next. AC quit working. Before going to the repair shop, though, you can check to see if the following reasons are causing that unnerving scent. It also helps to remove any heat. Till you fix the problem (either the new clutch, if the compressor is fine, or the new compressor), no amount of refrigerant in the system will help you. It's is 'shim" adjustable. The AC compressor draws the refrigerant from the evaporator in low pressure side, compresses and pumps at high pressure to the condenser. Any comments from gurus or jserrano ? Thanks. AC compressor might stay engaged when it shouldn't, or system would refuse to move dampers - heat when you want AC, AC when you want heat, etc. with ferrari experiance) when i got it back it worked for about a week then blew the hidden fuse a couple times and compressor wont kick on. I read somewhere that Honda was "unofficially" extending the warranty on this as there had been problems. Fortunately it was only about 95 today in Florida. IMO and with some experience: Don't worry about a non cylcling compressor when you watch it at idle speeds. Just totally stopped. Does the compressor clutch have friction material in it? What in that area would have a burning odor?. The biggest cause of electrical Problems is the Amateur installation of extra Gadgets that may well be stuff. When replacing a clutch or compressor & clutch assembly, follow this important burnishing procedure. The AC Motor clutch is used to control the torque that is applied to the load. Every time it is hot out and the air conditioner works hard, we get a burning smell from the general area of the front of the air conditioner compressor, perhaps the clutch/belt or bearing. Looking for a 2001 Ford F-150 A/C Compressor? Get yours at Wholesale Prices and Free Shipping over $50 only here at AutoPartsWarehouse!. No corrosion or crappy connections on the fuses on top of the battery. After a while it starts to engage for few seconds and than back off for about 10-15. A compressor is a mechanical device that increases the pressure of a gas by reducing its volume. just one stuuupid question. An air compressor is a specific type of gas compressor. It's is 'shim" adjustable. Chevy TrailBlazer AC compressor problems. Sometimes, the problem is internal. I'm not at home to look at my wifes Tib, but as a check, you could remove the AC belt and try spinning the compressor shaft by hand or with a wrench (it's the inner part of the clutch, not the "ribbed pulley"). :nothappy: The compressor randomly disengaged several times while driving during the day and then after getting home it refused to engage again at all. The problem is that for some reason, you're having to force it to do so. " Open Measured voltage going to AC comp -> 4. A couple minutes later smoked started to come out and a very bad smell started coming from the engine bay. not sure what he did in regards to the oil or the dryer. Average repair cost is $700 at 20,700 miles. Just six-months earlier the belt had been inspected and falsely found to be okay. remove the shim!. Is there anything else I can do before giving up and paying a shop? I do have some software and a bluetooth elm device but the only thing I have been able to find there is that the pcm reports "AC refrigerant: not available/completed. Eventually it might freeze up and stall but it would be a while before that happened. completely unrelated to an AC compressor clutch or Climate Control - AC would not engage, checked the Freon level it was in the danger zone. Compressor clutch does work, resistance is perfect. I am getting power to the low pressure switch and the. You should determine if the AC compressor engages, but there's no AC. I also smelled a burnt smell. The other possibility would be the compressors internal crank/pistons blew up (grenaded) (belt squealing/burning with the A/C clutch engaged). Runs cold when moving at normal driving speeds, or when running high RPM. If a pressure sensor isn't functioning properly, a relay is burnt out, or there are electrical problems, the car air conditioning compressor may not engage. When the clutch is engaged, all is quiet, but when it releases it looks like the disc between the pulley and the outer part of the clutch it rattling around between the two pieces. com FREE DELIVERY possible on eligible purchases. just one stuuupid question. Plug clutch wires back in (with motor still running and ac set to max). You will find the fit, finish and function meets all GM specifications. I smelled wiring burning (I thought), and then no AC. They wanted $690 (parts, labor, freon) so I passed. In simple terms, an A/C Compressor is a pump. Sometimes, the compressor may be unworkable because of an external interference. AC Motor clutches also help prevent large current spikes. What is an AC clutch compressor. Browse your favorite brands affordable prices free shipping on many items. IMO and with some experience: Don't worry about a non cylcling compressor when you watch it at idle speeds. Warning Light. 5A "MG Clutch" fuse in the underhood relay box. The Chevy Aveo is a subcompact car. I turned on t he car and turned on the AC to high to try and get the r134 filled. These problems can be detected and eliminated during regular AC preventative maintenance. Swapped AC Relay with Fog Lamp Relay (same relay) put in another AC Clutch fuse which popped immediately when AC started. It failed while I was driving. Runs cold when moving at normal driving speeds, or when running high RPM. Couldn't figure out the problem so I finally took the car to the dealer. Manufacturers do their best to mask both of these symptoms of a properly operating air-conditioning system. The compressor in most car air conditioning systems cycles based on pressure sensors, using a relay to engage and disengage the clutch. Does anybody know where to just get a clutch? If I get it I will just swap the clutches anyways so I don't have to deal with the compressor. Clutch isn't engaging on the compressor. WHAT AC A/C COMPRESSOR CLUTCH GAP SHOULD BE SET AT Gap Tool: https://amzn. In simple terms, an A/C Compressor is a pump. with my car the compressor was burning or something, there was smoke coming out of it. Yes there is lot of other stuff in the circuit but compressor itself is most likely problem. Nothing came up in a search, so Ive decided to make a thread about the procedure to replace the compressor in my 2000 Silverado with a 5. or Could the clutch on the compressor need replacing. I turned on t he car and turned on the AC to high to try and get the r134 filled. I am assuming the cluch went out. When we stopped at a rest area on the Interstate, I looked under the hood. When I first turn the car on I can see the A/C clutch being engaged, but after the car runs for bit, then clutch disengages. Current Status- Seems as said by tsk1979 - the bearing is definitely affected along with AC Clutch- which suddenly making RAK-TAK-TAK noise on revving the engine. The 2008 Subaru Impreza has 2 problems reported for a/c compressor clutch failure. 2013-2015 Explorer vehicles with 3. Is there anything else I can do before giving up and paying a shop? I do have some software and a bluetooth elm device but the only thing I have been able to find there is that the pcm reports "AC refrigerant: not available/completed. Air conditioner not cooling when at idle or at low speed. Well I got home, had to go get something and made it 2 blocks from home and smelled burning plastic. The liquid is most likely the oil used within the compressor to keep it lubricated. Checked refrigerant level and that is normal. 3) remove the AC clutch and hub, thread an 8x 1. You did all the trouble shooting already and when there is 12 V at the clutch connector and the clutch doesn't engage, then that is the only possibility. Start the engine and let it warm up. When the air conditioning in your car blows out a burning plastic smell, you should check your car or have it looked it by a mechanic. Plug clutch wires back in (with motor still running and ac set to max). Also, since it is a closed system, it must be vacuumed down twice for 45 minutes and flushed with solvent. Is there a low pressure switch that may cause this. I read somewhere that Honda was "unofficially" extending the warranty on this as there had been problems. Again, I"m not saying that your clutch is bad. On the way home I turned the ac off and there were no issues. 5V Large fan didn't work with AC ON, only small fan worked at low speed. Its something i'd definately have done at a shop. Compressor clutch does work, resistance is perfect. Chevy TrailBlazer AC compressor problems. Some of the smoke can be refrigerant oil burning, why you stop early to see what the issue is. The compressor clutch is a high-wear item that will need to be inspected and replaced fairly often, it will create a rattle sometimes if it is wearing out though some vehicles. But if the basic compressor is good, really a PITA to change it, have to recover the refrigerant, flush the system, replace the accumulator/receiver, draw a deep vacuum and inject clean dry PAG. NAPA is your trusted source for automotive parts, accessories & know how for your car, truck or SUV. Hooked it up directly to the battery, nothing happens. 2011 Subaru forester sport. With the AC off the wheel on the clutch becomes an idler pulley, essentially. Backed by over 50 years of car parts experience, fix it once and fix it right with Four Seasons. 2 - Is there anything else i can do to verify that it is the clutch, not the compressor itself? I have read that if just the clutch goes, you can get away with replacing the compressor/clutch and not the drier / accumulator etc, as the system has not been contaminated with debris. so i just cut the belt, i need. 2013-2015 Explorer – 3. I noticed that the AC compressor clutch pulley wasn't turning when the AC was on. We offer a plethora of Ac Pump for your vehicle needs. Does anybody know where to just get a clutch? If I get it I will just swap the clutches anyways so I don't have to deal with the compressor. Fortunately it was only about 95 today in Florida. Before the compressor turns on, a special electro-magnetic clutch, conveniently called the "compressor clutch," is necessary to engage and disengage the compressor cycle. However, in Parker Co the causes behind such overheating may differ. also replaced the relay. When the ac is engaged, the rpm's drop. i smell after the ac isnt even running. Examining Air Conditioning Clutch Failures in the Field This guide can be used as a reference to diagnose clutch failures, and is specifically designed to help you differentiate between unwarrantable clutch failures and those that would normally fall under possible warranty consideration. But, should a compressor fail, the entire system will fail, and knowing how to properly test, diagnose, troubleshoot, and maintain that equipment will ensure minimal downtime while preventing future failures. Clanking noise coming from under the hood. other parts' to the AC -- and you can get the compressor online for. Air conditioner compressor is a significant part of any AC unit, which is placed outdoor and does the pumping of refrigerant through the system. The cheapest remaned I've found is $110 on ebay which is better than the $302 remaned in the store. It was fine. Any ideas on a cheaper repair? I have an estimate of $1,600 to replace the compressor and wiring harness and related parts. Not a lot of information to go on but firstly are you using the correct fuse as a 5 amp fuse and a 25 amp fuse look pretty much the same. you could smell like something was burning and there was some electrical things happening the lumbar support was moving up and down in the passenger seat and the heater in the seat came on. FORD > 2013 > EXPLORER > 3. The clutch bearing goes then the heat transfers to the compressor snout and fries the front end of compressor. Does anyone have service literature for the replacements procedures? I have never replaced a tractor compressor but lots of auto units. you can start by trying to hand turn the ac compressor clutch and seeing if it turns freely and with little resistance. Or is it because the compressor is old and caused to overload the clutch, which caused slippage and burn out of the clutch itself, or is it the cable or thermal protection is detoriorated to cause the high resistance. 1) Raise vehicle on ramps & remove plastic shroud underneath AC compressor. you could smell like something was burning and there was some electrical things happening the lumbar support was moving up and down in the passenger seat and the heater in the seat came on. Went from cooling great to squealing. If I put a wrench on the center bolt the compressor turns freely. Couldn't figure out the problem so I finally took the car to the dealer. Well, not sure if I can count this as a success yet, but The first time I cleaned off the A/C compressor, before tightening anything, I went for about a 5 mile drive to the store, and when I got back, the joint between the front cover of the compressor and the main housing had a slight "sweat" of yellow oil, so that was enough to present the leak and show me where it was. Mechanic told us the A/C Clutch was bad and that it must have burnt out the compressor which in turn burnt out the drive belt. Everything looked OK, but the Air Conditioner clutch was burning hot. 5 Common areas that can cause a burning smell from your car: 1) the clutch - may result from riding the clutch or needing a replacement, 2) the brakes - can occur from heavy break usage or riding the brakes, 3) an electrical short, 4) the heater - may result from debris in the system or from a bad. The clutch on the ac compressor continues to go bad. If you have to let your clutch out most of the way, that is also a sign of a worn clutch. This dictates the configuration of the wiring. 5L TIVCT Engines- Air Conditioning (A/C) Clutch Kit. Motor burnout, another cause of. We offer a plethora of Ac Pump for your vehicle needs. For some reason my ac clutch won't engage. Maybe even charge the A/C system if needed. Opened up the ACCU (Air Conditioning Control Unit) and don't see ANY sort of burning or leaking capacitors. A/C Compressor Clutch by Four Seasons®. 6 Reasons Your AC Smells Like It’s Burning & What to Do Next. Well, not sure if I can count this as a success yet, but The first time I cleaned off the A/C compressor, before tightening anything, I went for about a 5 mile drive to the store, and when I got back, the joint between the front cover of the compressor and the main housing had a slight "sweat" of yellow oil, so that was enough to present the leak and show me where it was. 4 and the ac stopped blowing cold air. The biggest cause of electrical Problems is the Amateur installation of extra Gadgets that may well be stuff. mine did the same thing, the hub on mine was coming apart according to the dealer, mine went out at 8,000 miles fortunitly. The serpentine belt was still moving and it appeared the wheel on the clutch was still spinning, it appears the thing has gone bad. Read more Chevrolet reviews to learn about other models. other parts' to the AC -- and you can get the compressor online for. I shut it off thinking the compressor locked up and finished my drive home. I turned it off and drove home. My old truck I installed a sanden in the place of the stock ac compressor, however, I remember seeing kits available and some fabricated that retained the AC and the sanden. Before i tear into this and replace the clutch could it be anything else? The burning smell has me confused. Before your air conditioner breaks down, keep a lookout for these signs there may be an AC compressor failure:. The compressor puts the air conditioning refrigerant under extremely high pressure. Air conditioner not cooling when at idle or at low speed. Have an assistant turn on the AC controls to maximum. The unit will work for about a week and then go bad. mine did the same thing, the hub on mine was coming apart according to the dealer, mine went out at 8,000 miles fortunitly. If the center doesn't start spinning, then your clutch isn't engaging. It happens whenever you shift gears and the smell is usually similar to that of a burning newspaper or the burning rubber smell from car. Assumed it was excess grease burning off from a ruptured boot. The burning wire smell can be caused by an overheated alternator. The ac compressor system has been replaced three times. While A/C clutch is engaged, pressure gauge shows it to be on bottom side of green. now after having it replaced i smell a burning smell after shutting off the car. I normally do all my own work, however i have never worked on AC. Howdy Yall, long time since I have posted anything. I ordered a new compressor clutch kit and have been trying to install it. What could be better than a high-quality Jeep Cherokee A/C Compressor offered with an amazing low price guarantee? Purchase from us and save a lot!. An refrigerant over charge puts a tremendous strain on the compressor clutch causing it to work twice as hard as it should which can burn it out. I’m pretty sure the ac compressor clutch is shot, which caused this issue. The cheapest remaned I've found is $110 on ebay which is better than the $302 remaned in the store. Porsche 944 Air Conditioning Part IIIa 7-15-2010. [Archive] Lo Idle AC mystery solved. I removed the old clutch, in pieces, do I have to replace the AC compressor? 94 F-150 4x4. The A/C compressor relay is behind the front bumper correct?. It will shut off by itself with excessive pressure or low pressures which mean two things - it's cold enough or low on charge. I normally do all my own work, however i have never worked on AC. I thought my freon was low and went to charge. I was 35 minutes from home and said okay screw it, I'll just baby it and go straight home. Well the freakin AC compressor just started making an awesome noise today while driving. got the low and high side pressures right where they are suppose to be and put a new orfice tube in. You will find the fit, finish and function meets all GM specifications. However the smell is no more there, was wondering whether clutch was burning out. Would like to find some. Does anyone have service literature for the replacements procedures? I have never replaced a tractor compressor but lots of auto units. I am getting power to the low pressure switch and the. If the clutch engages for a while then blows the fuse, I would suspect the coil has some shorted turns. Another factor is if the compressor is single-phase or three-phase power. It does not actually catch on fire. The A/C compressor relay is behind the front bumper correct? I thought I had read that somewhere, but I have searched all over and can't find anything on the location of that. If the clutch is melted, it means that there is a restriction in the system, most likely metal shards. Fortunately it was only about 95 today in Florida. So today the compressor clutch pulley bearing started smoking and making all sorts of nasty noises! I was fortunate to have been able to shutdown the engine before it burned the belt or destroyed any additional parts! The repair took about an hour and a half and the bearing was about $25. Assuming there is no burning smell when the A/C is off and the fan is on, it sounds like your a/c compressor is grabbing the belt when the A/c is on. Chrysler C171/A590. then with the machine running have someone switch the ac on and see if it kicks the compressor on. Before i tear into this and replace the clutch could it be anything else? The burning smell has me confused. The other day I noticed a smell of burning rubber when I looked under the hood the rubber washers on the A/C compressor clutch were in the process of completely burning off. I am assuming the cluch went out. If you have to let your clutch out most of the way, that is also a sign of a worn clutch. As the clutch on the compressor clicks on and off the noise gets louder and softer. The speed sensor feeds a signal to the compressor relay to let it know the compressor is turning normally. The biggest cause of electrical Problems is the Amateur installation of extra Gadgets that may well be stuff. Compressor Issues - The compressor is a pump that helps separate the high pressure and low pressure sides of the A/C system. If clutch not engaged (center of compressor drive pulley not spinning with pulley), unplug compressor clutch wires and use multimeter to check voltage going to compressor clutch. My truck uses a factor denso compressor for an 05 yukon and ever since I got the ac system hooked up and charged it worked great for about 2 days then the compressor clutch stared slipping and smelling bad and blowing dust everywhere. If your still have the issue then it's your a/c clutch. If there is a burning smell or the clutch no longer turns, the entire compressor, condenser, and drier must be replaced. air conditioning was on, but wasn’t putting out any cool air. Now call a professional air conditioning repair company to come fix the problem. The outer portion where the belt rides should be spinning with the engine. It is important to monitor the pressure gauge readings after start up. What is an AC clutch compressor. but smell is still there. 5A "MG Clutch" fuse in the underhood relay box. 99 after tax, and spent a few hours getting it installed. Checked fuse and it had popped. Moreover, there are times when you have a poor HVAC compressor. Average repair cost is $700 at 20,700 miles. The clutch bearing goes then the heat transfers to the compressor snout and fries the front end of compressor. Buy products related to a/c compressor clutch products and see what customers say about a/c compressor clutch products on Amazon. If so where would this be located. I have simply disconnected the + wire going to the AC clutch for now. A/C compressor pulley is seized and burning the serpentine belt My vehicle is a 1997 Dodge 2500 Ram. Keep your. Looked at all fuses, nothing blown. After getting home home in the drive way I turned the a/c back on to watch for the clutch to engage and it did so with no noise/no grinding no engine bog and the air blow cold again. The single function switch interrupts compressor function if system pressure becomes too high. Looking for a 2001 Ford F-150 A/C Compressor? Get yours at Wholesale Prices and Free Shipping over $50 only here at AutoPartsWarehouse!. This dictates the configuration of the wiring. Page 1 of 2 - Kubota M9000 A/C Compressor Replacement - posted in Tractor Talk: The A/C compressor on my M9000 locked up today. The problem is that for some reason, you're having to force it to do so. The AC mechanic suggested i change the ac clutch assy along with bearing. 1) Raise vehicle on ramps & remove plastic shroud underneath AC compressor. Ohm reading read infinite. When you sense any burning smell or hear any belt-slipping noise under the dash then you need check the working condition of your ac compressor. I tested (Voltage and Resistance) the ac compressor clutch connector (plug on the compressor). These days you can go online to a GM parts seller and look at an exploded view of the AC system. Suck suck suck. its a v-6 f-150, i pulled the clutch, it was covered with oil, burnt, installed a brand new clutch, a/c seemed fine, but 20 min later the fuse popped again. At Discount AC Parts you can find wide range of AC parts that are tested to meet the quality standards of the industry. i had found some oil standing on the top of a nut on the compressor and wiped off. The compressor has a pulley and clutch assembly on the front to allow the belt to always be attached to the engine, and to also allow the compressor to engage and disengage with the clutch. ac compressor is the heart of the Mini Cooper AC system. It has been working and today there was a burning rubber smell. Automotive Air Conditioning Training Manual 5 How does heat get inside a vehicle? When a car is driven or parked in the sun, heat enters the vehicle from many sources. Why would it do that? Reply 1: Hi, When you can smell the. When replacing a clutch or compressor & clutch assembly, follow this important burnishing procedure. got the low and high side pressures right where they are suppose to be and put a new orfice tube in. The reason could be defective assembly of AC compressor clutch while air conditioning. Tech Tip: Electric viscous fan clutches in 2003-09 5. Wearing down the clutch is the aftermath of increased pressure and heat on the clutch plate, which files or shaves down the plate making it glass-like and smooth. The burning wire smell can be caused by an overheated alternator. Warning Light. I've tried jumping the wires on the accumulator and I can move the clutch by hand but it will not engage even after putting refrigerant in the. Not sure if that matters or not. There are a number of different things that can be used to clean your condenser coil. The clutch bearing goes then the heat transfers to the compressor snout and fries the front end of compressor. other parts' to the AC -- and you can get the compressor online for. the ac clutch did not engage. Remove the 8mm bolt in the center, the clutch plate slides off, and a snap ring holds the pully on. The single function switch interrupts compressor function if system pressure becomes too high. My ac compressor is not kicking on. Well if fan clutch solenoid is good and with AC turned off and it still runs it must be the temp sending sensor for the fan clutch solenoid it should be on passage side of engine and normal towards the front. Bitzer, Bock, Bus Compressor Clutch manufacturer / supplier in China, offering Bus Air Conditioner Bitzer/Bock 4 Cylinder Compressor Clutch 2A260/2b200, Bus AC Compressor Clutch for Valeo TM55/TM65 Compressor 10pk182, Bus AC Compressor Clutch for Valeo TM55/TM65 Compressor 2A260/2b215 and so on. if the clutch is bad, replace the whole AC compressor. These days you can go online to a GM parts seller and look at an exploded view of the AC system. However the smell is no more there, was wondering whether clutch was burning out. You wouldn't want to replace the clutch, only to have the compressor itself fail catastrophically a few weeks later, shooting metal debris into the system. This in turn jammed the compressor, which led to coil burning. I tested (Voltage and Resistance) the ac compressor clutch connector (plug on the compressor). i recently had to replace the ac compressor after the clutch went bad. Diagnosing A/C Compressor Clutch Problems on your Mercedes-Benz The A/C system on your Mercedes-Benz includes many sensors and components including the air conditioner compressor. all i know is the ac blew cold for the 2 years i had it prior to the 30k service and ac conversion( done by a local mech. Current Status- Seems as said by tsk1979 - the bearing is definitely affected along with AC Clutch- which suddenly making RAK-TAK-TAK noise on revving the engine. I read somewhere that Honda was "unofficially" extending the warranty on this as there had been problems. to/2O4eddD We will show how to adjust the gap on ac compressor clutch. I recommend that you visit an AC professional as soon as possible. 7L Diesel Dodge Diesels are fitted with an electronic viscous fan clutch, which is electrically activated by the ECU when the engine temperature reaches high temperature or the air conditioning head pressure reaches 240 to 270 lbs. I need an ac compressor clutch. Examining Air Conditioning Clutch Failures in the Field This guide can be used as a reference to diagnose clutch failures, and is specifically designed to help you differentiate between unwarrantable clutch failures and those that would normally fall under possible warranty consideration. Porsche 944 Air Conditioning Part IIIa 7-15-2010.